/Engine/Plugins/Experimental/Web/WebAPI/Source/WebAPIEditor/Public/CodeGen/Dom/WebAPICodeGenFile.h
Adds the given item as a SubItem and appends include paths.
void AddItem ( const [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [FWebAPICodeGenBase](API\Plugins\WebAPIEditor\CodeGen\Dom\FWebAPICodeGenBase) > & InItem )